blob: 6edece23d82bf991d0cf0d484cbd60c2b2142475 [file] [log] [blame]
Mateusz Kulikowski04868b42016-03-31 23:12:27 +02001/*
2 * SPMI bus uclass driver
3 *
4 * (C) Copyright 2015 Mateusz Kulikowski <mateusz.kulikowski@gmail.com>
5 *
6 * SPDX-License-Identifier: GPL-2.0+
7 */
8
9#include <common.h>
10#include <dm.h>
11#include <errno.h>
Mateusz Kulikowski04868b42016-03-31 23:12:27 +020012#include <spmi/spmi.h>
13#include <linux/ctype.h>
14
15DECLARE_GLOBAL_DATA_PTR;
16
17int spmi_reg_read(struct udevice *dev, int usid, int pid, int reg)
18{
19 const struct dm_spmi_ops *ops = dev_get_driver_ops(dev);
20
21 if (!ops || !ops->read)
22 return -ENOSYS;
23
24 return ops->read(dev, usid, pid, reg);
25}
26
27int spmi_reg_write(struct udevice *dev, int usid, int pid, int reg,
28 uint8_t value)
29{
30 const struct dm_spmi_ops *ops = dev_get_driver_ops(dev);
31
32 if (!ops || !ops->write)
33 return -ENOSYS;
34
35 return ops->write(dev, usid, pid, reg, value);
36}
37
Mateusz Kulikowski04868b42016-03-31 23:12:27 +020038UCLASS_DRIVER(spmi) = {
39 .id = UCLASS_SPMI,
40 .name = "spmi",
Simon Glass91195482016-07-05 17:10:10 -060041 .post_bind = dm_scan_fdt_dev,
Mateusz Kulikowski04868b42016-03-31 23:12:27 +020042};